COD 4 Multiplayer?

hey guys i want to play COD 4 multiplayer…how can i play it.plz help
Answer #1
first install all the patches untill version 1.7 you can google em( fastest download is from gamershell
then you can find cracked servers over here
http://www.epcgaming.com/v2.5/view_servers.php?game=cod4
what u do is copy ip from the website and ingame open the console with ~ and do connect (copied ip)
and google qtracker for a better experience